xUnit Patterns: This is the reference book for anithing arrond unit testing, If you have any doubt, before asking stack overflow you should check in here

Podcasts

Dot Net Rocks: what can I say other than they have been running the show for more that 10 years? they are funny and super interesting and they always interview people working on really coll tecnologies

Coding Blocks: this is the first programmnig podcast that we started listening, this guys are amazing, they dig deep into a lot of tecnology related topics, but they are also super funny